+# Uncomment the following to add LMDB lookup support
+# You need to have LMDB installed on your system (https://github.com/LMDB/lmdb)
+# Depending on where it is installed you may have to edit the CFLAGS and LDFLAGS lines.
+# EXPERIMENTAL_LMDB=yes
+# CFLAGS += -I/usr/local/include
+# LDFLAGS += -llmdb
+
+# Uncomment the following line to add queuefile transport support
+# EXPERIMENTAL_QUEUEFILE=yes
+